Tags are used in articles on this site to provide additional categorization beyond their placement in the site hierarchy. Tags appear at the bottom of the page next to the Article Type:
A tag usually represents a subject covered in an article, but can be used for other metadata.
Using tags to search
Click a tag to search for all articles on the site that carry the tag.
You can also use the search prefix tag: in the Search field to search for pages with a given tag. For example, to find articles with the upload tag, enter tag:upload in the Search field.